 	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no"/>
    <meta content="telephone=no" name="format-detection"/>
<script> 
//都特码不对！！！！！！！
var currDT; 
var aryDay = new Array("日","一","二","三","四","五","六"); 

//初始页面 

function ini() { 
	currDT = new Date(); 

	showDate(); 
} 

//上一周 或 下一周 

function d(ope) { 
	var num = 0; 
	if(ope=="-") { 
	num = -7; 
	} 
	else if(ope=="+") { 
	num = 7; 
	} 

	currDT = addDate(currDT,num); 

	showDate(); 
} 

function showDate() { 
span1.innerHTML = currDT.toLocaleDateString(); //显示日期 

var dw = currDT.getDay(); 
var tdDT; 
//确定周一是那天 
if(dw==0) { 
tdDT = addDate(currDT,-6); 
} 
else { 
tdDT = addDate(currDT,(1-dw)); 
} 

//在表格中显示一周的日期 
var objTB = document.getElementById("tb1"); 
for(var i=0;i<7;i++) { 

if(tdDT.toLocaleDateString()==currDT.toLocaleDateString()) { 
objTB.rows[0].cells[i].style.color = "red"; //currDT突出显示 
} 


dw = tdDT.getDay(); 
objTB.rows[0].cells[i].innerHTML = tdDT.getMonth()+1 + "月" + tdDT.getDate() + "日 星期" + aryDay[dw]; 
tdDT = addDate(tdDT,1); //下一天 
} 
} 

//增加或减少若干天，由 num 的正负决定，正为加，负为减 
function addDate(dt,num) { 
var ope = "+"; 
if(num<0) { 
ope = "-"; 
} 

var reDT = dt; 
for(var i=0;i<Math.abs(num);i++) { 
reDT = addOneDay(reDT,ope); 
} 

return reDT; 
} 

//增加或减少一天，由ope决定, + 为加，- 为减，否则不动 
function addOneDay(dt,ope) { 
	var num = 0; 
	if(ope=="-") { 
		num = -1; 
	} 
	else if(ope=="+") { 
		num = 1; 
	} 

	var y = dt.getYear(); 
	var m = dt.getMonth(); 
	var lastDay = getLastDay(y,m); 

	var d = dt.getDate(); 
	d += num; 
	if(d<1) { 
	m--; 
	if(m<0) { 
		y--; 
	m = 11; 
	} 
	d = getLastDay(y,m); 
	} 
	else if(d>lastDay) { 
	m++; 
	if(m>11) { 
	y++; 
	m = 0; 
	} 
	d = 1; 
} 

var reDT = new Date(); 
reDT.setYear(y); 
reDT.setMonth(m); 
reDT.setDate(d); 

return reDT; 
} 

//是否为闰年 
function isLeapYear(y) { 
	var isLeap = false; 
	if(y%4==0 && y%100!=0 || y%400==0) { 
		isLeap = true; 
	} 
	return isLeap; 
} 

//每月最后一天 
function getLastDay(y,m) { 
	var lastDay = 28; 
	m++; 
	if(m==1 || m==3 || m==5 || m==7 || m==8 || m==10 || m==12) { 
		lastDay = 31; 
	} 
	else if(m==4 || m==6 || m==9 || m==11) { 
		lastDay = 30; 
	} 
	else if(isLeapYear(y)==true) { 
		lastDay = 29; 
	} 
	return lastDay; 
} 
</script> 

<body onload="ini()"> <!--加载时初始页面--> 


<span style="cursor:hand;font-weight:bold;" onclick="d('-')" title="上一周">←</span> 
  <span id="span1"></span>   
<span style="cursor:hand;font-weight:bold;" onclick="d('+')" title="下一周">→</span> 

 
<table id="tb1" border="1" style="font-size:10pt"> 
<tr> 
<td></td> 
<td></td> 
<td></td> 
<td></td> 
<td></td> 
<td></td> 
<td></td> 
</tr> 
</table> 